1. Department of Resins and Additives; Institute for Color Science and Technology; P.O. Box 16765-654; Tehran; Iran
2. Islamic Azad University, Kashan Branch; Kashan; Iran
3. Department of Polymer Processing; Iran Polymer and Petrochemical Institute; P.O. Box 14965-115; Tehran; Iran
4. Leibniz-Institut für Polymerforschung Dresden e. V.; Hohe Strasse 6; D-01069; Dresden; Germany